class Chef::Knife::SubcommandLoader::HashedCommandLoader

def guess_category(args)
  category_words = positional_arguments(args)
  category_words.map! { |w| w.split("-") }.flatten!
  find_longest_key(manifest[KEY]["plugins_by_category"], category_words, " ")
end

def initialize(chef_config_dir, plugin_manifest)
  super(chef_config_dir)
  @manifest = plugin_manifest
end

def list_commands(pref_category = nil)
  if pref_category || manifest[KEY]["plugins_by_category"].key?(pref_category)
    commands = { pref_category => manifest[KEY]["plugins_by_category"][pref_category] }
  else
    commands = manifest[KEY]["plugins_by_category"]
  end
  # If any of the specified plugins in the manifest don't have a valid path we will

  # eventually get an error and the user will need to rehash - instead, lets just

  # print out 1 error here telling them to rehash

  errors = {}
  commands.collect { |k, v| v }.flatten.each do |command|
    paths = manifest[KEY]["plugins_paths"][command]
    if paths && paths.is_a?(Array)
      # It is only an error if all the paths don't exist

      if paths.all? { |sc| !File.exist?(sc) }
        errors[command] = paths
      end
    end
  end
  if errors.empty?
    commands
  else
    Chef::Log.error "There are plugin files specified in the knife cache that cannot be found. Please run knife rehash to update the subcommands cache. If you see this error after rehashing delete the cache at #{Chef::Knife::SubcommandLoader.plugin_manifest_path}"
    Chef::Log.error "Missing files:\n\t#{errors.values.flatten.join("\n\t")}"
    {}
  end
end

def load_command(args)
  paths = manifest[KEY]["plugins_paths"][subcommand_for_args(args)]
  if paths.nil? || paths.empty? || (! paths.is_a? Array)
    false
  else
    paths.each do |sc|
      if File.exist?(sc)
        Kernel.load sc
      else
        return false
      end
    end
    true
  end
end

def subcommand_files
  manifest[KEY]["plugins_paths"].values.flatten
end

def subcommand_for_args(args)
  if manifest[KEY]["plugins_paths"].key?(args)
    args
  else
    find_longest_key(manifest[KEY]["plugins_paths"], args, "_")
  end
end